Switch Actuators AMI/AMS series

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The MDT Switch Actuator receives KNX/EIB telegrams and switches up to 12 independent electrical loads.
The MDT Switch Actuator offers current measurement for each channel and measurement of the total current. 
The measured data can be transmit in different data formats (mA/A/kW) onto the KNX bus.


  • Production in Germany, certified according to ISO 9001
  • Push Button and LED indicator for each channel
  • NO and NC contact operation
  • Time functions (switch-on/switch-off delay, Staircase light function)
  • Status response (active/passive) for each channel
  • Logical linking of binary data, 8 scenes per channel
  • Hour meter
  • Central switching functions and block functions
  • Adjustable behaviour in case of bus voltage failure or return
  • Each contact has an own supply phase
  • Integrated True RMS current measurement (current, kW)
  • Current measurement range 10mA-20A
  • Fast reaction less than 1s at Master/Slave operation
  • Integrated counter to capture power consumption (Wh/kWh)
  • Quick application download (long frame support for ETS5)


ETS product data


Assembly and operation instructions

Technical manual

Comparison table MDT swtich actuators